Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5709839 | Multi-sensor systems | — | 1998-01-20 |
| 5695630 | Method and apparatus for adding mercury ions to a fluid sample | — | 1997-12-09 |
| 4666565 | Gas sensor and method | — | 1987-05-19 |
| 4440602 | Apparatus and method for measuring the concentration of ions | — | 1984-04-03 |
| 4269683 | Electrochemical measuring system | — | 1981-05-26 |
| 4242189 | Apparatus for measuring the concentrations of ions | — | 1980-12-30 |
| 4240879 | Methods of measuring the concentrations of ions | — | 1980-12-23 |
| 4182666 | Oxygen sensors | Thomas Dickinson | 1980-01-08 |
| 4182667 | Ion-sensitive electrodes | Thomas Dickinson | 1980-01-08 |